Worlds to Barter
E. V. Lucas & John Wyndham
The War of the Giants
Fletcher Pratt
Through the Purple Cloud
Jack Williamson
A Star-Change
Clark Ashton Smith
The Satellite of Doom
D. D. Sharp
The Radium Pool / The Red Dimension / The Phantom of Terror
Ed Earl Repp
Master of the Asteroid
Marooned in Andromeda
The Man Who Evolved
Edmond Hamilton
The Man Who Awoke
Laurence Manning
The Invisible City
The Flight of the Mercury
Charles R. Tanner
The Eternal World
A Conquest of Two Worlds
The Color of Space
An Adventure in Futurity
The Eternal Man
Herbert Zulerich (1)
The City of the Singing Flame
Singing Flame (1)
The Cosmic Gun
Morrison Colladay
The Cosmic Gun (1)